Actually, it's easier. And easier to maintain too.

The following information is very effective among corporate venues, and employees of traditional corps should present them more often:

http://www.openoffice.org/product/studies.html

While I didn't change our entire corporation, I was able to get my team (all life-long Windows users) to watch a screencast about OOo and then read the stories at the link above with great success: they all stopped using MS Office.

Tim